Dustin Akers tipped off Angie Schmitt at Streetsblog about the goings on in Oklahoma City's "Core to Shore" area. A comparison of aerial photos, one from 1932 and one from 2014, make the point about the city's radical transformation over the past 80 years. So what happened? "The answer, according to Akers, boils down to a few things: An elevated highway, misguided urban renewal policies, flight and disinvestment," writes Schmitt.

Planning: A professional practice and an academic study focused on the future of built environments and connected natural environments—from the smallest towns to the largest cities and everything in between.

Planetizen: The independent resource for people passionate about planning and related fields.